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China high quality J30 Carbon Steel Surface Galvanizing Double Ferrule Union Tube Coupling Fitting coupling adapter

Product Description

Material Stainless steel, carbon steel, copper, aluminium
Processing CNC machining, CNC milling and turning, drilling, grinding, cutting, stamping, tapping
Surface Treatment    Anodizing ,Heat treatment, polishing, powder coating, galvanized, electroplating, spraying, and painting
Dimensions According to customer’s drawing
File Format PDF/JPEG/PSD/CAD/Dwg
Inspection 100% inspection and random inspection before shipment, with QC passed label
Application Machine tools, metallurgy, ship accessories, auto parts, automation machinery, etc
Processing Equipments CNC lathing machine, CNC gantry milling machine, CNC horizontal boring machine, drilling and grinding machine, cutting machine, welding machine, polish machine
MOQ 50pcs
Packing pallets or customized
Trade Terms FOB, CIF, CFR or as per customers’ request
Payment Terms  Larger amount by T/T with 30% as deposit,70% before shipment
Delivery Time For sample 5-7 days, for mass productiong depend on the quantity
Shipping Ports HangZhou

Q: How can you ensure your product quality?
A: We will arrange sample confirmation before production. During the production, 
we have professional QC staffs control the quality and manufacture in accordance 
to the confirmed sample. 

Q:You provide OEM service for hydraulic parts. Can you produce according to our drawings?
A:Yes, we provide OEM service of hydraulic parts and drawings of your design.Yes, we provide 
OEM service of hydraulic parts and drawings of your design.

Q:How long is the delivery time?
A:Generally it is 7-10 days if the goods are in stock. or it is 15-25 days if the goods are not in stock, it is according to the quantity.

Q:what services can we provide?
A:Accepted Delivery Terms: FOB,CFR,CIF,Express Delivery;
     Accepted Payment Currency:USD,EUR,CNY;
     Language Spoken:English,Chinese,Spanish

Certification: ISO9001
Pressure: High Pressure
Thread Type: External Thread
Installation: Sleeve Type
Material: Carbon Steel
Type: Cut Through
US$ 1/Piece
1 Piece(Min.Order)

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What Is a Coupling?

A coupling is a mechanical device that links two shafts together and transmits power. Its purpose is to join rotating equipment while permitting a small amount of misalignment or end movement. Couplings come in a variety of different types and are used in a variety of applications. They can be used in hydraulics, pneumatics, and many other industries.


Coupling is a term used to describe a relationship between different modules. When a module depends on another, it can have different types of coupling. Common coupling occurs when modules share certain overall constraints. When this type of coupling occurs, any changes to the common constraint will also affect the other modules. Common coupling has its advantages and disadvantages. It is difficult to maintain and provides less control over the modules than other types of coupling.
There are many types of coupling, including meshing tooth couplings, pin and bush couplings, and spline couplings. It is important to choose the right coupling type for your specific application to get maximum uptime and long-term reliability. Listed below are the differences between these coupling types.
Rigid couplings have no flexibility, and require good alignment of the shafts and support bearings. They are often used in applications where high torque is required, such as in push-pull machines. These couplings are also useful in applications where the shafts are firmly attached to one another.
Another type of coupling is the split muff coupling. This type is made of cast iron and has two threaded holes. The coupling halves are attached with bolts or studs.


The coupling function is an incredibly versatile mathematical tool that can be used in many different scientific domains. These applications range from physics and mathematics to biology, chemistry, cardio-respiratory physiology, climate science, and electrical engineering. The coupling function can also help to predict the transition from one state to another, as well as describing the functional contributions of subsystems in the system. In some cases, it can even be used to reveal the mechanisms that underlie the functionality of interactions.
The coupling selection process begins with considering the intended use of the coupling. The application parameters must be determined, as well as the operating conditions. For example, if the coupling is required to be used for power transmission, the design engineer should consider how easily the coupling can be installed and serviced. This step is vital because improper installation can result in a more severe misalignment than is specified. Additionally, the coupling must be inspected regularly to ensure that the design parameters remain consistent and that no detrimental factors develop.
Choosing the right coupling for your application is an important process, but it need not be difficult. To find the right coupling, you must consider the type of machine and environment, as well as the torque, rpm, and inertia of the system. By answering these questions, you will be able to select the best coupling for your specific application.


A coupling is a device that connects two rotating shafts to transfer torque and rotary motion. To achieve optimal performance, a coupling must be designed for the application requirements it serves. These requirements include service, environmental, and use parameters. Otherwise, it can prematurely fail, causing inconvenience and financial loss.
In order to prevent premature failure, couplings should be properly installed and maintained. A good practice is to refer to the specifications provided by the manufacturer. Moreover, it is important to perform periodic tests to evaluate the effectiveness of the coupling. The testing of couplings should be performed by qualified personnel.
China high quality J30 Carbon Steel Surface Galvanizing Double Ferrule Union Tube Coupling Fitting   coupling adapterChina high quality J30 Carbon Steel Surface Galvanizing Double Ferrule Union Tube Coupling Fitting   coupling adapter
editor by CX 2023-06-08

drive coupling

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